Fowler, R. S. (1972). English 14/15. George Allen & Unwin.
Chicago Style aipamenaFowler, R. S. English 14/15. London: George Allen & Unwin, 1972.
MLA aipamenaFowler, R. S. English 14/15. George Allen & Unwin, 1972.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.